Home / 4,977.10-6,868.29-2,853.01

Finding the Fourth Proportional to 4,977.10, 6,868.29 and 2,853.01

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Solution

The fourth proportional to 4,977.10, 6,868.29 and 2,853.01 is: 3,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.10 : 6,868.29 = 2,853.01 : x
  2. Step 2: Convert to fraction form
    4,977.10/6,868.29 = 2,853.01/x
  3. Step 3: Cross multiply
    4,977.10x = 6,868.29 × 2,853.01
  4. Step 4: Simplify right side
    4,977.10x = 19,595,300.05
  5. Step 5: Solve for x
    x = 19,595,300.05/4,977.10
  6. Step 6: Final answer
    x = 3,937.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.